[code-reflection] Integrated: Cleanup cmake handoff from maven and from bldr

[Gary Frost]

Previously cmake would build, and we have a special copy_libs target added to each sub project to copy to maven-build or build

Now we just pass in the required output directly and so cmake writes to desired dir. We avoid the extra copy

The new 'all java' and 'maven free' bldr 'bld' also uses this mechanism.

We need to chmod +x mkbldr bld it seems we can't commit scripts with execute bit set.

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Commit messages:
 - Simplified cmake handoff from maven and bldr
 - Simplified cmake handoff from maven and bldr

Changes: https://git.openjdk.org/babylon/pull/251/files
  Webrev: https://webrevs.openjdk.org/?repo=babylon&pr=251&range=00
  Stats: 1098 lines in 15 files changed: 817 ins; 226 del; 55 mod
  Patch: https://git.openjdk.org/babylon/pull/251.diff
  Fetch: git fetch https://git.openjdk.org/babylon.git pull/251/head:pull/251

PR: https://git.openjdk.org/babylon/pull/251